Ryzen 7 7800X vs Ryzen 7 3700U

Primary details

Comparing Ryzen 7 3700U and Ryzen 7 7800X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1320	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	AMD Ryzen 7	AMD Ryzen 7
Power efficiency	28.24	no data
Architecture codename	Picasso-U (Zen+) (2019−2020)	Zen 4
Release date	6 January 2019 (5 years ago)	no data

Detailed specifications

Ryzen 7 3700U and Ryzen 7 7800X basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	8 (Octa-Core)
Threads	8	16
Base clock speed	2.3 GHz	4.2 GHz
Boost clock speed	4 GHz	5 GHz
Bus type	PCIe 3.0	no data
Multiplier	23	no data
L1 cache	128K (per core)	512 KB
L2 cache	512K (per core)	8 MB
L3 cache	4 MB (shared)	96 MB
Chip lithography	12 nm	5 nm, 6 nm
Die size	209.78 mm2	71+122 mm
Maximum core temperature	105 °C	no data
Number of transistors	4940 Million	no data
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	-	+

Compatibility

Information on Ryzen 7 3700U and Ryzen 7 7800X compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1 (Uniprocessor)	no data
Socket	FP5	no data
Power consumption (TDP)	15 Watt	120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 3700U and Ryzen 7 7800X. You'll probably need this information if you require some particular technology.

Instruction set extensions	MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME	no data
AES-NI	+	-
FMA	+	-
AVX	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 3700U and Ryzen 7 7800X are enumerated here.

AMD-V

+

-

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 3700U and Ryzen 7 7800X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	no data
Maximum memory size	64 GB	128 GB
Max memory channels	2	no data
Maximum memory bandwidth	38.397 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon RX Vega 10 ( - 1400 MHz)

no data

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 3700U and Ryzen 7 7800X.

PCIe version	3.0	no data
PCI Express lanes	12	no data

Pros & cons summary

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Physical cores	4	8
Threads	8	16
Chip lithography	12 nm	5 nm
Power consumption (TDP)	15 Watt	120 Watt

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Should you still have questions on choice between Ryzen 7 3700U and Ryzen 7 7800X, ask them in Comments section, and we shall answer.

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